Table 2 Variables associated with self-reported outdoor tanning behavior among undergraduate students (n = 1732)
From: Intentional tanning behaviors among undergraduates on the United States’ Gulf Coast
Variable | Outdoor Tans N (%) | Odds Ratio | 95% CI | Adjusted Odds Ratio | 95% CI |
|---|---|---|---|---|---|
Age | |||||
18 years old (ref) | 156 (9.0) | 1.00 | 1.00 | ||
19 years old | 324 (18.7) | 1.10 | 0.81–1.50 | 1.03 | 0.67–1.60 |
20 years old | 298 (17.2) | 1.19 | 0.87–1.64 | 0.86 | 0.50–1.48 |
21 years old | 303 (17.5) | 1.78 | 1.27–2.49 | 1.33 | 0.74–2.41 |
22+ years old | 651 (37.6) | 1.05 | 0.79–1.39 | 0.58 | 0.33–1.00 |
Year | |||||
Freshman (ref) | 336 (19.4) | 1.00 | 1.00 | ||
Sophomore | 381 (22.0) | 1.19 | 0.94–1.52 | 1.15 | 0.78–1.69 |
Junior | 471 (27.2) | 1.22 | 0.97–1.53 | 0.97 | 0.62–1.53 |
Senior | 544 (31.4) | 1.38 | 1.10–1.73 | 1.33 | 0.82–2.14 |
Sex | |||||
Male (ref) | 454 (26.3) | 1.00 | 1.00 | ||
Female | 1274 (73.7) | 1.79 | 1.51–2.12 | 1.75 | 1.39–2.20 |
Race | |||||
White (ref) | 1428 (82.4) | 1.00 | 1.00 | ||
Black or African American | 85 (4.9) | 0.06 | 0.05–0.08 | 0.05 | 0.03–0.07 |
Other | 219 (12.6) | 0.48 | 0.38–0.61 | 0.42 | 0.30–0.58 |
Alabama Resident | |||||
Yes (ref) | 383 (22.2) | 1.00 | 1.00 | ||
No | 1345 (77.8) | 0.73 | 0.60–0.90 | 0.79 | 0.61–1.03 |
Immediate family member with history of melanoma | |||||
No (ref) | 1324 (76.5) | 1.00 | 1.00 | ||
Yes | 130 (7.5) | 1.26 | 0.90–1.75 | 0.68 | 0.45–1.03 |
Don’t know/Not sure | 277 (16.0) | 0.77 | 0.63–0.95 | 0.67 | 0.51–0.88 |
Fitzpatrick score | |||||
Fitzpatrick Type V/VI (ref) | 280 (16.2) | 1.00 | 1.00 | ||
Fitzpatrick Type I/II | 225 (13.0) | 1.60 | 1.23–2.08 | 0.19 | 0.13–0.29 |
Fitzpatrick Type III | 612 (35.3) | 4.33 | 3.42–5.49 | 0.59 | 0.40–0.86 |
Fitzpatrick Type IV | 615 (35.5) | 2.84 | 2.28–3.53 | 0.88 | 0.64–1.22 |
Number of lifetime blistering sunburns | |||||
None (ref) | 496 (28.6) | 1.00 | 1.00 | ||
1–2 | 764 (44.1) | 2.66 | 2.20–3.21 | 1.38 | 1.06–1.80 |
3–5 | 360 (20.8) | 2.25 | 1.79–2.83 | 1.07 | 0.77–1.48 |
6 or more | 112 (6.5) | 1.73 | 1.23–2.42 | 0.87 | 0.55–1.37 |
Ever spray tanned | |||||
No (ref) | 1178 (69.8) | 1.00 | 1.00 | ||
Yes | 510 (30.2) | 6.61 | 4.95–8.83 | 2.26 | 1.60–3.20 |
Ever used a tanning bed | |||||
No (ref) | 572 (34.0) | 1.00 | 1.00 | ||
Yes | 1111 (66.0) | 5.33 | 4.46–6.37 | 2.54 | 2.03–3.18 |
Intend to use tanning bed next 12 months | |||||
No (ref) | 1287 (74.7) | 1.00 | 1.00 | ||
Yes | 437 (25.3) | 31.26 | 16.61–58.84 | 10.63 | 5.38–20.98 |